#region Copyright (c) 2006-2010 Widgetsphere LLC, All Rights Reserved
//--------------------------------------------------------------------- *
//                          Widgetsphere  LLC                           *
//             Copyright (c) 2006-2010 All Rights reserved              *
//                                                                      *
//                                                                      *
//This file and its contents are protected by United States and         *
//International copyright laws.  Unauthorized reproduction and/or       *
//distribution of all or any portion of the code contained herein       *
//is strictly prohibited and will result in severe civil and criminal   *
//penalties.  Any violations of this copyright will be prosecuted       *
//to the fullest extent possible under law.                             *
//                                                                      *
//THE SOURCE CODE CONTAINED HEREIN AND IN RELATED FILES IS PROVIDED     *
//TO THE REGISTERED DEVELOPER FOR THE PURPOSES OF EDUCATION AND         *
//TROUBLESHOOTING. UNDER NO CIRCUMSTANCES MAY ANY PORTION OF THE SOURCE *
//CODE BE DISTRIBUTED, DISCLOSED OR OTHERWISE MADE AVAILABLE TO ANY     *
//THIRD PARTY WITHOUT THE EXPRESS WRITTEN CONSENT OF WIDGETSPHERE LLC   *
//                                                                      *
//UNDER NO CIRCUMSTANCES MAY THE SOURCE CODE BE USED IN WHOLE OR IN     *
//PART, AS THE BASIS FOR CREATING A PRODUCT THAT PROVIDES THE SAME, OR  *
//SUBSTANTIALLY THE SAME, FUNCTIONALITY AS ANY WIDGETSPHERE PRODUCT.    *
//                                                                      *
//THE REGISTERED DEVELOPER ACKNOWLEDGES THAT THIS SOURCE CODE           *
//CONTAINS VALUABLE AND PROPRIETARY TRADE SECRETS OF WIDGETSPHERE,      *
//INC.  THE REGISTERED DEVELOPER AGREES TO EXPEND EVERY EFFORT TO       *
//INSURE ITS CONFIDENTIALITY.                                           *
//                                                                      *
//THE END USER LICENSE AGREEMENT (EULA) ACCOMPANYING THE PRODUCT        *
//PERMITS THE REGISTERED DEVELOPER TO REDISTRIBUTE THE PRODUCT IN       *
//EXECUTABLE FORM ONLY IN SUPPORT OF APPLICATIONS WRITTEN USING         *
//THE PRODUCT.  IT DOES NOT PROVIDE ANY RIGHTS REGARDING THE            *
//SOURCE CODE CONTAINED HEREIN.                                         *
//                                                                      *
//THIS COPYRIGHT NOTICE MAY NOT BE REMOVED FROM THIS FILE.              *
//--------------------------------------------------------------------- *
#endregion
using System;
using System.Xml;
using Widgetsphere.Generator.Common.GeneratorFramework;
using Widgetsphere.Generator.Common.Util;

namespace Widgetsphere.Generator.Models
{
  public class ColumnRelationship : BaseModelObject
	{
		#region Member Variables

		private Reference _parentColumnRef;
		private Reference _childColumnRef;

		#endregion

		#region Constructor

    public ColumnRelationship(IModelObject root)
      : base(root)
		{
		}

		#endregion
    
		#region Property Implementations
		public Reference ParentColumnRef
		{
			get
			{
				return _parentColumnRef;
			}
			set
			{
				_parentColumnRef = value;
			}
		}

		public Reference ChildColumnRef
		{
			get
			{
				return _childColumnRef;
			}
			set
			{
				_childColumnRef = value;
			}
		}
		#endregion

		#region IXMLable Members

		public override void XmlAppend(XmlNode node)
		{
      try
      {
        XmlDocument oDoc = node.OwnerDocument;

        XmlNode parentColumnRefNode = oDoc.CreateElement("parentColumnRef");
        this.ParentColumnRef.XmlAppend(parentColumnRefNode);
        node.AppendChild(parentColumnRefNode);

        XmlNode childColumnRefNode = oDoc.CreateElement("childColumnRef");
        this.ChildColumnRef.XmlAppend(childColumnRefNode);
        node.AppendChild(childColumnRefNode);
      }
      catch (Exception ex)
      {
        throw;
      }
		}

		public override void XmlLoad(XmlNode node)
		{
      try
      {
        _key = XmlHelper.GetAttributeValue(node, "key", _key);
        XmlNode parentColumnRefNode = node.SelectSingleNode("parentColumnRef");
        this.ParentColumnRef = new Reference(this.Root);
        this.ParentColumnRef.XmlLoad(parentColumnRefNode);

        XmlNode childColumnRefNode = node.SelectSingleNode("childColumnRef");
        this.ChildColumnRef = new Reference(this.Root);
        this.ChildColumnRef.XmlLoad(childColumnRefNode);

        this.Dirty = false;
      }
      catch (Exception ex)
      {
        throw;
      }
		}

		#endregion

	}
}
